Home / 22,276.76-33,412.79-11,742.56

Finding the Fourth Proportional to 22,276.76, 33,412.79 and 11,742.56

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Solution

The fourth proportional to 22,276.76, 33,412.79 and 11,742.56 is: 17,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276.76 : 33,412.79 = 11,742.56 : x
  2. Step 2: Convert to fraction form
    22,276.76/33,412.79 = 11,742.56/x
  3. Step 3: Cross multiply
    22,276.76x = 33,412.79 × 11,742.56
  4. Step 4: Simplify right side
    22,276.76x = 392,351,549.10
  5. Step 5: Solve for x
    x = 392,351,549.10/22,276.76
  6. Step 6: Final answer
    x = 17,612.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.